1538952255 has 48 divisors (see below), whose sum is σ = 2775876480. Its totient is φ = 788097024.

The previous prime is 1538952221. The next prime is 1538952269. The reversal of 1538952255 is 5522598351.

It is a happy number.

1538952255 is a `hidden beast` number, since 1 + 538 + 95 + 2 + 25 + 5 = 666.

It is not a de Polignac number, because 1538952255 - 2¹¹ = 1538950207 is a prime.

It is a Harshad number since it is a multiple of its sum of digits (45).

It is a self number, because there is not a number n which added to its sum of digits gives 1538952255.

It is a congruent number.

It is an unprimeable number.

It is a pernicious number, because its binary representation contains a prime number (19) of ones.

It is a polite number, since it can be written in 47 ways as a sum of consecutive naturals, for example, 105231 + ... + 118959.

It is an arithmetic number, because the mean of its divisors is an integer number (57830760).

Almost surely, 2^1538952255 is an apocalyptic number.

1538952255 is a gapful number since it is divisible by the number (15) formed by its first and last digit.

1538952255 is a deficient number, since it is larger than the sum of its proper divisors (1236924225).

1538952255 is a wasteful number, since it uses less digits than its factorization.

1538952255 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13840 (or 13837 counting only the distinct ones).

The product of its digits is 540000, while the sum is 45.

The square root of 1538952255 is about 39229.4819619123. The cubic root of 1538952255 is about 1154.5383999037.

The spelling of 1538952255 in words is "one billion, five hundred thirty-eight million, nine hundred fifty-two thousand, two hundred fifty-five".